Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 719

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-719 A Copan OK COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-719 0 Copan OK   9533 SOUTHWESTERN BELL 538      
918-719 1 Copan OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-719 2 Copan OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-719 5 Copan OK   409F ONVOY, LLC - OK 538   2021-02-28   
918-719 6 Copan OK   409F ONVOY, LLC - OK 538   2021-02-28   
918-719 7 Copan OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-06   
918-719 8 Copan OK   073H TELNYX LLC 538   2019-01-21   
918-719 9 Copan OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2015-01-09   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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